is their any info on making a gate that would swing down not up and not sideways for a walkthru h.o. layout
If you will do a search of the Layout and layout building forum you will find a number of threads on this subject.
http://www.trains.com/TRC/CS/forums/1356862/ShowPost.aspx
You could also look at my concept of a drop down gate in my tech drawings link in my signature.